APP_NAME=showsu-editor-be.jar

#使用说明，用来提示输入参数
usage() {
    echo "Usage: sh 执行脚本.sh [start|stop|restart|status]"
    exit 1
}

#检查程序是否在运行
is_exist(){
    pid=`ps -ef|grep $APP_NAME|grep -v grep|awk '{print $2}' `
    echo "is_exist: ${pid}"
    #如果不存在返回1，存在返回0
    if [ -z "${pid}" ]; then
        return 1
        else
        return 0
    fi
}

#启动方法
start(){
    is_exist
    if [ $? -eq "0" ]; then
        echo "${APP_NAME} is already running. pid=${pid} ."
    else
        #nohup java -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005 -jar -Xms512m -Xmx512m -Xmn256m $APP_NAME --spring.profiles.active=prod >> app.log 2>&1 &
        nohup java -jar -Xms512m -Xmx512m -Xmn256m $APP_NAME --spring.profiles.active=prod >> app.log 2>&1 &
        echo "${APP_NAME} started. see app.log"
    fi
}

#停止方法
stop(){
    is_exist
    if [ $? -eq "0" ]; then
        kill -9 $pid
    else
        echo "${APP_NAME} is not running"
    fi
}

#输出运行状态
status(){
    is_exist
    if [ $? -eq "0" ]; then
        echo "${APP_NAME} is running. Pid is ${pid}"
    else
        echo "${APP_NAME} is NOT running."
    fi
}

#重启
restart(){
    stop
    start
}

#根据输入参数，选择执行对应方法，不输入则执行使用说明
case "$1" in
"start")
start
;;
"stop")
stop
;;
"status")
status
;;
"restart")
restart
;;
*)
usage
;;
esac
